Athens County

Formed 20 Feb 1805, 504 square milesParent county: Washington

Evolution of county from date of formation until it assumed its final form1 Mar 1805: Erected and organized30 Jan 1807: Boundary with Gallia altered18 Feb 1807: Boundary with Washington altered10 Feb 1814: Boundary with Washington altered1 Mar 1816: Diminished by formation of Jackson1 Mar 1818: Diminished by formation of Hocking1 Apr 1819: Diminished by formation of Meigs11 Mar 1845: Part attached to Morgan12 Mar 1845: Part attached to Hocking23 Mar 1850: Diminished by formation of Vinton. Part attached to Hocking